Title:
Rotary Diver's Pump, circa 1906-1909
Artist:
A. J. Morse & Son
Description:
Operated by two people, the crankshaft draws in air through valves to deliver it through an air hose to the diver's helmet. The diver would manually adjust the pressure and air intake. The more air needed by the diver, the faster the crankshaft had to be rotated.
Collection:
Ketchikan Museums, FIC 84